Em sáb., 9 de mai. de 2020 às 01:45, Tom Lane <t...@sss.pgh.pa.us> escreveu:
> James Coleman <jtc...@gmail.com> writes:
> > There are always full sort groups before any prefix groups can happen,
> > so we know (even though the tooling doesn't) that the 2nd test can
> > never contradict the first.
>
> So maybe an assertion enforcing that would be appropriate?
> Untested, but:
>
> - if (fullsortGroupInfo->groupCount == 0 &&
> - prefixsortGroupInfo->groupCount == 0)
> + if (fullsortGroupInfo->groupCount == 0)
> + {
> + Assert(prefixsortGroupInfo->groupCount ==
> 0);
> continue;
> + }
>
I agree, asserts always help.
regards,
Ranier Vilela
fix_division_by_zero_explain_v2.patch
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